a2 = (a2 * c_pow(41, fact_41_p[2 * n] - 2 * fact_41_p[n], 1681)) % 1681;
in previous whic asked that is understood but why a2 is multiplying of 41’s power by this line.This line is not understood.Please help me
a2 = (a2 * c_pow(41, fact_41_p[2 * n] - 2 * fact_41_p[n], 1681)) % 1681;
in previous whic asked that is understood but why a2 is multiplying of 41’s power by this line.This line is not understood.Please help me